, california, where i spent eight months doing secondary sources in the bancroft library there, which is famous for its western collection. but i had to go to a number of repositories of original documents; for example, monroe, michigan, where both the custers grew up, both george armstrong and his wife; to yale for some significant letters; certainly to west point; to new york public library; and, of course, to washington, dc, to the national archives and the library of congress. c-span: where'd you find the most material that was useful primary material? >> guest: well, certainly the battlefield archive has the largest amount. but monroe, michigan, and the national archives would follow the battlefield. c-span: you've got a picture in here of general custer's wife at what age? >> guest: she's 22 in that picture. c-span: where did they meet? >> guest: in monroe, michigan, where she was a native, and he moved there following his sister and her husband. and eventually his whole family moved to monroe from ohio where he had been born. c-span: wasn't there a dispute about the statue in ohio, and v